[postgis-devel] [PostGIS] #973: ST_GetFaceGeometry - don't intercept the UniverseFace
PostGIS
trac at osgeo.org
Tue May 24 00:51:02 PDT 2011
#973: ST_GetFaceGeometry - don't intercept the UniverseFace
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Reporter: aperi2007 | Owner: strk
Type: defect | Status: assigned
Priority: medium | Milestone: PostGIS 2.0.0
Component: topology | Version: trunk
Keywords: |
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Comment(by strk):
The specs say that ST_GetFaceGeometry should use ST_GetFaceEdges to
construct the face, and the description of ST_GetFaceEdges does not say
anything special about the universal face.
I don't see NULL being returned, but a multipolygon, where each "hole" in
the universal face is represented as a polygon. This is equivalent to the
union of all faces.
If not backed up by specs, do we still want to throw an exception here ?
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Ticket URL: <http://trac.osgeo.org/postgis/ticket/973#comment:4>
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